Radiation-induced mutations and their repair.
D004269:DNA, Bacterial; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000528:radiation effects*; D066298:In Vitro Techniques; D007785:Lactose / Q000378:metabolism; D009154:Mutation; D011743:Pyrimidines; D011831:Radiation Genetics; D013307:Streptomycin / Q000494:pharmacology; D014364:Tryptophan / Q000494:pharmacology; D014466:Ultraviolet Rays
D004269:DNA, Bacterial; D011743:Pyrimidines; D014364:Tryptophan; D007785:Lactose; D013307:Streptomycin